Electric toothbrush handle



FIG. 1 is a front elevation view showing the electric toothbrush handle of my new design;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a back elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a front perspective view from the left side thereof; and,

FIG. 6 is a front perspective view from the right side thereof.

The neck and head of the electric toothbrush handle in the above Figures is shown in broken lines for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an electric toothbrush handle, as shown and described. 